perlite fireproof door core board

1. Production Introduction
This product, core board of fireproof door, is consisting of expanded perlite and sodium silicate, has been tested and its test results meet the requirements of non-combustible materials. The burning behaviour of this product is classified as A1 in accordance with GB 8624-2006.

2. Product characteristics
. Natural, environmental-protection oriented, no poison and no radioactivity
. Fireproof, damp-proof, anti-corrosion
. Light, good insulation for head & sound, good heat preservation performance
. Available to cut, saw, good plasticity

3. Main performance

Density: 250-300kg/cm3

Anti- bend intensityÿÝ8Mpa

Compressive strength: 0.35-0.8(Mpa)

Thermal conductivity:ÿÜ0.035-0.076W/(m.k)

Moisture content(%):ÿÜ10

Wet expansion rate(%):ÿÜ0.25

Fireproof limit: 0.6-2h

Fireproof temperature: 1300c

Sound-absorption coefficient: 0.03-0.8

4. Product specification

900mm*2100mm*thickness

500mm*600mm*thickness

It could be adjusted at customers' request.

5. Product use
This product is widely used for fireproof filling materials for wooden and steel fireproof doors. It is also widely used in pubic places with high fireproof & sound insulation demands, such as office buildings, commercial shopping center, floor compartments, schools, laboratories, hospitals, train stations, airports, theaters, ballrooms, entertainment centers, factories, activity rooms, etc.